1223124040

素因数分解:

$2^3\times 5^1\times {\mathrm{1499}}^1\times {\mathrm{20399}}^1$

素因数の和:21909

約数の個数: 32

約数和(自身を含む): 2754000000

約数和(自身を除く): 1530875960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1499, 2998, 5996, 7495, 11992, 14990, 20399, 29980, 40798, 59960, 81596, 101995, 163192, 203990, 407980, 815960, 30578101, 61156202, 122312404, 152890505, 244624808, 305781010, 611562020, 1223124040]

約数ペア:

[(1, 1223124040), (2, 611562020), (4, 305781010), (5, 244624808), (8, 152890505), (10, 122312404), (20, 61156202), (40, 30578101), (1499, 815960), (2998, 407980), (5996, 203990), (7495, 163192), (11992, 101995), (14990, 81596), (20399, 59960), (29980, 40798)]